Scammers sometimes pretend to be government officials to get you to send them money. They might promise lottery winnings if you pay “taxes” or other fees, or they might threaten you with arrest or a lawsuit if you don’t pay a supposed debt....

If you’re considering a request for a donation to a charity, do some research before you give. By finding out as much as you can about the charity, you can avoid fraudsters who try to take advantage of your generosity. Here are tips to help make...